Home / 28,785,972.15-43,135,020.63-17,091,314.44

Finding the Fourth Proportional to 28,785,972.15, 43,135,020.63 and 17,091,314.44

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Solution

The fourth proportional to 28,785,972.15, 43,135,020.63 and 17,091,314.44 is: 25,610,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,785,972.15 : 43,135,020.63 = 17,091,314.44 : x
  2. Step 2: Convert to fraction form
    28,785,972.15/43,135,020.63 = 17,091,314.44/x
  3. Step 3: Cross multiply
    28,785,972.15x = 43,135,020.63 × 17,091,314.44
  4. Step 4: Simplify right side
    28,785,972.15x = 737,234,200,747,541.75
  5. Step 5: Solve for x
    x = 737,234,200,747,541.75/28,785,972.15
  6. Step 6: Final answer
    x = 25,610,884.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.